ICloud says it’s full. How can I see why

On your iPad

1. On your iPhone, iPad, or iPod touch, go to Settings > [your name] > iCloud.
2. Tap Manage Storage for more details. Below the graph, you see a list of apps and features and how much iCloud storage they use. The apps and features that use the most storage are at the top of the list. You can tap an app or feature for more information.

Online

1. On iCloud.com, go to Account Settings, then look at the Storage section.
2. To see information about a segment of the bar graph, hold the pointer over the segment until its name and numeric storage size appear above the graph.